1.
e4
e5
2.
Nf3
Nc6
3.
Bb5
a6
4.
Ba4
Nf6
5.
O-O
Be7
6.
Re1
b5
7.
Bb3
d6
8.
c3
O-O
9.
h3
Na5
10.
Bc2
c5
11.
d4
Qc7
12.
Nbd2
Re8
13.
b4
cxb4
14.
cxb4
Nc6
15.
Bb2
exd4
16.
Nxd4
Nxd4
17.
Bxd4
Bb7
1/2-1/2
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Event
Site
Polanica Zdroj
Date
1969.08.10
Round
6
White
Kostro, Jerzy
Black
Result
1/2-1/2
Score
[Event "Rubinstein Memorial-07"] [Site "Polanica Zdroj"] [Date "1969.08.10"] [Round "6"] [White "Kostro, Jerzy"] [Black "Ivkov, Borislav"] [Result "1/2-1/2"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Re8 13. b4 cxb4 14. cxb4 Nc6 15. Bb2 exd4 16. Nxd4 Nxd4 17. Bxd4 Bb7 1/2-1/2